import random
r1 = random.randint(11, 19)
r2 = random.uniform(1.5, 2.5)
r3 = random.randint(-20, -5)
print("random number between 11 and 9:", r1)
print("random number between 1.5 and 2.5:", r2)
print("random number between -20 and -5:", r3)